Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.436 5.229/6.276 5.667 ± 0.6438
ea02 1342 1342/1342 1342 ± 0.00003686 5.964 5.29/6.647 5.982 ± 0.8019
ea04 1342 1342/1342 1342 ± 0.0000304 5.389 5.156/6.089 5.573 ± 0.6237
ea05 1342 1342/1342 1342 ± 0.000007723 5.633 5.232/6.489 5.824 ± 0.7134
ea06 1342 1342/1342 1342 ± 0.00003388 4.94 4.789/5.77 5.22 ± 0.5742
ea07 1342 1342/1342 1342 ± 0.00004092 5.655 5.373/6.21 5.824 ± 0.6784
ea09 1342 1342/1342 1342 ± 0 5.343 4.978/5.796 5.376 ± 0.5273
ea10 1342 1342/1342 1342 ± 0.00004173 5.019 4.728/5.936 5.258 ± 0.6312
ea11 1342 1342/1342 1342 ± 0.00004538 5.854 5.424/6.658 5.944 ± 0.7865
ea12 1342 1342/1342 1342 ± 0.00003672 5.824 5.482/6.418 5.972 ± 0.7607
ea13 1342 1342/1342 1342 ± 0 5.731 5.582/6.609 6.026 ± 0.6249
ea14 1342 1342/1342 1342 ± 0.00002981 5.504 5.402/6.541 5.845 ± 0.7303
ea15 1342 1342/1342 1342 ± 0.00002653 5.645 5.411/6.471 5.837 ± 0.77
ea16 1342 1342/1342 1342 ± 0.00001075 5.667 5.291/6.692 5.892 ± 0.8602
ea17 1342 1342/1342 1342 ± 0.00004517 5.872 5.482/6.644 6.043 ± 0.7961
ea18 1342 1342/1342 1342 ± 0.00004355 4.919 4.677/5.652 5.161 ± 0.6219
ea19 1342 1342/1342 1342 ± 0.00001439 5.662 5.409/6.592 5.935 ± 0.7143
ea20 1342 1342/1342 1342 ± 0.00004179 6.058 5.845/6.993 6.293 ± 0.8488
ea21 1342 1342/1342 1342 ± 0.00001661 5.481 5.071/6.275 5.658 ± 0.683
ea22 1342 1342/1342 1342 ± 0.000004949 5.413 5.068/6.359 5.71 ± 0.7365
ea23 1342 1342/1342 1342 ± 0.00003685 5.788 5.389/6.486 6.015 ± 0.8043
ea24 1342 1342/1342 1342 ± 0 5.16 4.837/6.146 5.43 ± 0.652
ea25 1342 1342/1342 1342 ± 0.00004518 5.605 5.173/6.298 5.715 ± 0.724
ea26 1342 1342/1342 1342 ± 0.000001322 5.726 5.622/6.823 6.114 ± 0.7267
ea27 1342 1342/1342 1342 ± 0.00004453 5.563 5.323/6.596 5.794 ± 0.7295
ea28 1342 1342/1342 1342 ± 0.00004297 5.689 5.514/6.551 5.934 ± 0.7702
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002356 5.379 5.127/5.58 5.315 ± 0.3344
3 1342 1342/1342 1342 ± 0.00002721 5.088 4.92/5.388 5.113 ± 0.3369
5 1342 1342/1342 1342 ± 0.00002457 5.86 5.617/6.158 5.864 ± 0.4638
6 1342 1342/1342 1342 ± 0.00002356 5.365 5.044/5.495 5.28 ± 0.2891
7 1342 1342/1342 1342 ± 0.00002356 5.429 5.192/5.563 5.387 ± 0.2909
8 1342 1342/1342 1342 ± 0.00002356 5.414 5.134/5.498 5.354 ± 0.3325
9 1342 1342/1342 1342 ± 0.00002356 5.563 5.276/5.68 5.466 ± 0.3156
10 1342 1342/1342 1342 ± 0.00002356 6.144 5.923/6.257 6.058 ± 0.2968
11 1342 1342/1342 1342 ± 0.00002356 6.353 6.09/6.551 6.316 ± 0.3082
12 1342 1342/1342 1342 ± 0.00002356 6.501 6.278/6.698 6.48 ± 0.3538
13 1342 1342/1342 1342 ± 0.00002356 6.906 6.702/7.194 6.885 ± 0.4079
14 1342 1342/1342 1342 ± 0.00002356 7.175 6.799/7.33 7.02 ± 0.4145
15 1342 1342/1342 1342 ± 0.00003964 6.191 5.861/6.544 6.204 ± 0.4808
16 1342 1342/1342 1342 ± 0.00005894 4.591 4.475/4.706 4.594 ± 0.1665
17 1342 1342/1342 1342 ± 0.00006069 5.075 4.9/5.236 5.066 ± 0.2586
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-04-20 11:34:19.490
End
2024-04-20 12:19:02.903
Duration
0:44:43.413
Note, WebLog generation is not included in the time.

CASA logs for stage 7